Demaria, R. G., S. Fortier, O. Malo, M. Carrier, and L. P. Perrault. “Influence of Intracoronary Shunt Size on Coronary Endothelial Function During Off-Pump Coronary Artery Bypass”. The Heart Surgery Forum, vol. 6, no. 3, Feb. 2005, pp. 160-8, doi:10.1532/hsf.1191.